* {
  margin: 0;
  padding: 0;
  user-select: none;
}
ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
}
ul li {
  position: relative;
  box-sizing: border-box;
  width: 84px;
  height: 84px;
  border-right: 5px solid #0074d9;
  border-bottom: 5px solid #0074d9;
}
div.container {
  display: flex;
  width: 100%;
  height: 700px;
}
div.myself,
div.enemy {
  position: relative;
  width: 840px;
  height: 840px;
  border-top: 5px solid #0074d9;
  border-left: 5px solid #0074d9;
  background-color: aliceblue;
}
div.controller {
  width: 221px;
}
.controller div,
.controller p {
  width: 80%;
  margin-left: 20px;
}
.connect {
  height: 600px;
  background-color: cadetblue;
  border-radius: 10px;
  margin-top: 30px;
}
.AI,
.failure {
  height: 50px;
  margin-top: 30px;
  border-radius: 10px;
  background-color: lightpink;
}
.AI a,
.failure a {
  display: flex;
  width: 100%;
  height: 100%;
  justify-content: center;
  align-items: center;
}
.my-airplane,
.your-airplane {
  position: absolute;
  z-index: 999;
}
.chooseGoal,
.placePlane {
  position: fixed;
  width: 100%;
  height: 100%;
  top: -2000px;
  transition: 1s;
  background-color: darkolivegreen;
  opacity: 0.8;
  z-index: 9999;
}
.chooseGoalContent {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  width: 850px;
  height: 500px;
  margin: 200px auto;
  font-size: 60px;
  background-color: #0074d9;
  color: black;
  border-radius: 100px;
}
.createRoom,
.joinRoom {
  width: 50%;
  text-align: center;
}
.backLast,
.ensure {
  display: none;
  color: red;
  text-align: center;
  font-size: 40px;
}
.content {
  display: flex;
  justify-content: center;
  width: 100%;
}
.IPInput {
  display: none;
  width: 300px;
  height: 50px;
  font-size: 50px;
}
.tip {
  width: 100%;
  display: none;
  color: red;
  font-size: 50px;
  text-align: center;
}
.buttonFunction {
  display: none;
  width: 100%;
  height: 100px;
  flex-wrap: wrap;
  justify-content: space-around;
}
.description {
  display: flex;
  width: 177px;
  height: 100px;
  justify-content: center;
  align-items: center;
  text-align: center;
  border-radius: 10px;
  background-color: #0074d9;
  color: chartreuse;
  font-size: 20px;
}
.placePlane {
  display: flex;
  justify-content: center;
  align-items: center;
}
.planeContainer {
  display: flex;
  width: 500px;
  height: 350px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: space-around;
  font-size: 20px;
  color: darkred;
}
.planeContainer input {
  width: 500px;
  height: 50px;
  font-size: 50px;
}
.planeContainer a {
  width: 200px;
  height: 50px;
  margin-top: 30px;
  line-height: 50px;
  text-align: center;
  border-radius: 30px;
  color: black;
  background-color: red;
}
.connect {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.attack {
  width: 90%;
  height: 100px;
  font-size: 80px;
  margin: 0 auto;
}
.attackEnsure {
  width: 80%;
  height: 50px;
  line-height: 50px;
  text-align: center;
  margin-top: -300px;
  color: mediumblue;
  border-radius: 10px;
  background-color: brown;
}
#my-one{
 z-index : 5000;!important;
}
#my-two{
  z-index: 5001;!important;
}
#my-three {
  z-index: 5002;!important;
}
.key {
  position: absolute;
  text-align: center;
  left:0;
  right: 0;
  top: 0;
  bottom: 0;
  font-size: 60px;
  color: red;
  z-index: 9999;
}
